URL：https://png.pngtree.com/png-clipart/20230117/original/pngtree-illustration-of-a-crowd-of-people-in-a-public-place-seen-png-image_8919408.png
掲載元：https://pngtree.com/freepng/illustration-of-a-crowd-of-people-in-a-public-place-seen-from-behind_8919408.html
